775320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:105

約数の個数: 128

約数和(自身を含む): 2903040

約数和(自身を除く): 2127720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 71, 78, 84, 91, 104, 105, 120, 130, 140, 142, 156, 168, 182, 195, 210, 213, 260, 273, 280, 284, 312, 355, 364, 390, 420, 426, 455, 497, 520, 546, 568, 710, 728, 780, 840, 852, 910, 923, 994, 1065, 1092, 1365, 1420, 1491, 1560, 1704, 1820, 1846, 1988, 2130, 2184, 2485, 2730, 2769, 2840, 2982, 3640, 3692, 3976, 4260, 4615, 4970, 5460, 5538, 5964, 6461, 7384, 7455, 8520, 9230, 9940, 10920, 11076, 11928, 12922, 13845, 14910, 18460, 19383, 19880, 22152, 25844, 27690, 29820, 32305, 36920, 38766, 51688, 55380, 59640, 64610, 77532, 96915, 110760, 129220, 155064, 193830, 258440, 387660, 775320]

約数ペア:

[(1, 775320), (2, 387660), (3, 258440), (4, 193830), (5, 155064), (6, 129220), (7, 110760), (8, 96915), (10, 77532), (12, 64610), (13, 59640), (14, 55380), (15, 51688), (20, 38766), (21, 36920), (24, 32305), (26, 29820), (28, 27690), (30, 25844), (35, 22152), (39, 19880), (40, 19383), (42, 18460), (52, 14910), (56, 13845), (60, 12922), (65, 11928), (70, 11076), (71, 10920), (78, 9940), (84, 9230), (91, 8520), (104, 7455), (105, 7384), (120, 6461), (130, 5964), (140, 5538), (142, 5460), (156, 4970), (168, 4615), (182, 4260), (195, 3976), (210, 3692), (213, 3640), (260, 2982), (273, 2840), (280, 2769), (284, 2730), (312, 2485), (355, 2184), (364, 2130), (390, 1988), (420, 1846), (426, 1820), (455, 1704), (497, 1560), (520, 1491), (546, 1420), (568, 1365), (710, 1092), (728, 1065), (780, 994), (840, 923), (852, 910)]